DARK DAYS (Nightmare Critters Theme Song) (feat. ivi, The Mediocre Dutchman & Jelzyart)
Cougar Macdowall, HalaCG, shirobeats, IVI, The Mediocre Dutchman, Jelzyart
YOU LIED (CatNap's Theme) (feat. ivi, Jelzyart & The Mediocre Dutchman)
Cougar Macdowall, IVI, Jelzyart, The Mediocre Dutchman
Fake Nightmares (Nightmare Critters Song) (feat. Swiblet & The Mediocre Dutchman)
Cougar Macdowall, HalaCG, IVI, Swiblet, The Mediocre Dutchman
メディオクレ
Sohbana, 初音ミク
Mediocre
Meg Chandler
空々洞々
Sohbana, 花隈千冬
マスネ・ゴシエイション (Miku ver.)
Sohbana, 初音ミク
Mediocre
HIGHPER
Love In The Playcare (Nightmare X Smiling Critters Song) (feat. ivi, The Mediocre Dutchman & Dosukeii)
Cougar Macdowall, Jelzyart, IVI, The Mediocre Dutchman, Dosukeii
ARQETYPE
Sohbana, MEIKO
PLAYTIME HOLIDAY! (Making Money) (feat. Jelzyart & The Mediocre Dutchman)
Cougar Macdowall, HalaCG, IVI, Jelzyart, The Mediocre Dutchman
つるみ私書箱
Sohbana, 花隈千冬
资深庸才
周深, 王子zione
SENSELESSES
Sohbana, 初音ミク
Smile Everyday! REJECTED (Smiling Critters Theme Song) (feat. The Mediocre Dutchman, Jelzyart & DonDonut)
Cougar Macdowall, HalaCG, IVI, The Mediocre Dutchman, Jelzyart, DonDonut
Mediocre (No Vox)
X-Ray Dog
Himno del Mediocre
CA7RIEL & Paco Amoroso
No Mediocre
T.I., Iggy Azalea
Mediocre (re:Rec)
Launcher No.8
mediocre
U-ske
Mediocre
X-Ray Dog
No Mediocre
T.I., Iggy Azalea
Mediocre
Just John, Pheona
Mediocre
Meg Chandler
平凡な日常
霜月はるか
Mediocre
Madeline Juno
Mediocre (re:Rec)
Launcher No.8
Mediocre
Frontier Station
Mediocre
Sr. Sombra y los Pájaros
Mediocre
Them Clones